C-13-Q123mediumsingle_mcq
A hollow sphere has outer diameter 13 cm and iron thickness 2 cm. A solid sphere is made from its iron. Its diameter is approximately which of the following?
A hollow sphere has outer diameter 13 cm and iron thickness 2 cm. A solid sphere is made from its iron. Its diameter is approximately which of the following?
- a9.0 cm
- b10.5 cm
- c11.4 cm
- d12.5 cm